interface/one/EDAnalyzerBase.h

0001 #ifndef FWCore_Framework_one_EDAnalyzerBase_h
0002 #define FWCore_Framework_one_EDAnalyzerBase_h
0003 // -*- C++ -*-
0004 //
0005 // Package:     FWCore/Framework
0006 // Class  :     one::EDAnalyzerBase
0007 //
0008 /**\class one::EDAnalyzerBase EDAnalyzerBase.h "FWCore/Framework/interface/one/EDAnalyzerBase.h"
0009
0010  Description: Base class for edm::one::EDAnalyzer<>
0011
0012  Usage:
0013     <usage>
0014
0015 */
0016 //
0017 // Original Author:  Chris Jones
0018 //         Created:  Thu, 01 Aug 2013 21:21:21 GMT
0019 //
0020
0021 // system include files
0022
0023 // user include files
0024 #include "FWCore/Framework/interface/EDConsumerBase.h"
0025 #include "FWCore/Framework/interface/Frameworkfwd.h"
0026 #include "FWCore/Framework/interface/SharedResourcesAcquirer.h"
0027 #include "DataFormats/Provenance/interface/ModuleDescription.h"
0028 #include "FWCore/ParameterSet/interface/ParameterSetfwd.h"
0029 #include "FWCore/Concurrency/interface/WaitingTaskHolder.h"
0030
0031 // forward declarations
0032 namespace edm {
0033
0034   class ModuleCallingContext;
0035   class PreallocationConfiguration;
0036   class ActivityRegistry;
0037   class ThinnedAssociationsHelper;
0038
0039   namespace maker {
0040     template <typename T>
0041     class ModuleHolderT;
0042   }
0043
0044   namespace one {
0045
0046     class EDAnalyzerBase : public EDConsumerBase {
0047     public:
0048       template <typename T>
0049       friend class edm::WorkerT;
0050       template <typename T>
0051       friend class edm::maker::ModuleHolderT;
0052
0053       typedef EDAnalyzerBase ModuleType;
0054
0055       EDAnalyzerBase();
0056       ~EDAnalyzerBase() override;
0057
0058       static void fillDescriptions(ConfigurationDescriptions& descriptions);
0059       static void prevalidate(ConfigurationDescriptions& descriptions);
0060       static const std::string& baseType();
0061
0062       // Warning: the returned moduleDescription will be invalid during construction
0063       ModuleDescription const& moduleDescription() const { return moduleDescription_; }
0064
0065       virtual bool wantsProcessBlocks() const = 0;
0066       virtual bool wantsInputProcessBlocks() const = 0;
0067       virtual bool wantsGlobalRuns() const = 0;
0068       virtual bool wantsGlobalLuminosityBlocks() const = 0;
0069       bool wantsStreamRuns() const { return false; }
0070       bool wantsStreamLuminosityBlocks() const { return false; };
0071
0072       virtual SerialTaskQueue* globalRunsQueue();
0073       virtual SerialTaskQueue* globalLuminosityBlocksQueue();
0074       void callWhenNewProductsRegistered(std::function<void(BranchDescription const&)> const& func);
0075
0076     private:
0077       bool doEvent(EventTransitionInfo const&, ActivityRegistry*, ModuleCallingContext const*);
0078       //For now this is a placeholder
0079       /*virtual*/ void preActionBeforeRunEventAsync(WaitingTaskHolder,
0080                                                     ModuleCallingContext const&,
0081                                                     Principal const&) const {}
0082
0083       void doPreallocate(PreallocationConfiguration const&);
0084       virtual void preallocRuns(unsigned int);
0085       virtual void preallocLumis(unsigned int);
0086       void doBeginJob();
0087       void doEndJob();
0088
0089       void doBeginProcessBlock(ProcessBlockPrincipal const&, ModuleCallingContext const*);
0090       void doAccessInputProcessBlock(ProcessBlockPrincipal const&, ModuleCallingContext const*);
0091       void doEndProcessBlock(ProcessBlockPrincipal const&, ModuleCallingContext const*);
0092       void doBeginRun(RunTransitionInfo const&, ModuleCallingContext const*);
0093       void doEndRun(RunTransitionInfo const&, ModuleCallingContext const*);
0094       void doBeginLuminosityBlock(LumiTransitionInfo const&, ModuleCallingContext const*);
0095       void doEndLuminosityBlock(LumiTransitionInfo const&, ModuleCallingContext const*);
0096
0097       void doRespondToOpenInputFile(FileBlock const&) {}
0098       void doRespondToCloseInputFile(FileBlock const&) {}
0099       void doRespondToCloseOutputFile() { clearInputProcessBlockCaches(); }
0100       void doRegisterThinnedAssociations(ProductRegistry const&, ThinnedAssociationsHelper&) {}
0101
0102       void registerProductsAndCallbacks(EDAnalyzerBase const* module, ProductRegistry* reg);
0103       std::string workerType() const { return "WorkerT<EDAnalyzer>"; }
0104
0105       SharedResourcesAcquirer& sharedResourcesAcquirer() { return resourcesAcquirer_; }
0106
0107       virtual void analyze(Event const&, EventSetup const&) = 0;
0108       virtual void beginJob() {}
0109       virtual void endJob() {}
0110
0111       virtual void doBeginProcessBlock_(ProcessBlock const&);
0112       virtual void doAccessInputProcessBlock_(ProcessBlock const&);
0113       virtual void doEndProcessBlock_(ProcessBlock const&);
0114       virtual void doBeginRun_(Run const& rp, EventSetup const& c);
0115       virtual void doEndRun_(Run const& rp, EventSetup const& c);
0116       virtual void doBeginLuminosityBlock_(LuminosityBlock const& lbp, EventSetup const& c);
0117       virtual void doEndLuminosityBlock_(LuminosityBlock const& lbp, EventSetup const& c);
0118
0119       virtual void clearInputProcessBlockCaches();
0120
0121       bool hasAcquire() const { return false; }
0122       bool hasAccumulator() const { return false; }
0123
0124       virtual SharedResourcesAcquirer createAcquirer();
0125
0126       void setModuleDescription(ModuleDescription const& md) { moduleDescription_ = md; }
0127       ModuleDescription moduleDescription_;
0128       std::function<void(BranchDescription const&)> callWhenNewProductsRegistered_;
0129
0130       SharedResourcesAcquirer resourcesAcquirer_;
0131     };
0132   }  // namespace one
0133 }  // namespace edm
0134 #endif